1/2" Yellow Zinc Finish Medium Split Lock Washer / HOLE DIAMETER: 0.512 INCHES NOMINAL OUTSIDE DIAMETER: 0.869 INCHES NOMINAL DISTANCE ACROSS SPLIT OPENING: 0.357 INCHES NOMINAL MATERIAL THICKNESS: 0.125 INCHES NOMINAL ENVIRONMENTAL PROTECTION: CORROSION RESISTANT END ITEM IDENTIFICATION: 4940-01-591-0265 PART NAME ASSIGNED BY CONTROLLING AGENCY: WASHER,LOCK COLOR: YELLOW OVERALL MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL STYLE DESIGNATOR: 9 SPLIT